【发布时间】：2015-10-24 08:30:50
【问题描述】：
我正在尝试在带有调试符号的 gdb 中运行 Debian 7.7.0 附带的 exim4 邮件服务器。我已经使用似乎位于 /usr/lib/debug 中的 apt-get install exim4-dbg 安装了调试符号。当我尝试附加到 exim 进程时，我得到以下信息：（未找到调试符号）
Attaching to process 25318
Reading symbols from /usr/sbin/exim4...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libresolv.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnsl.so.1...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libcrypt.so.1...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libm.so.6...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libdl.so.2...(no debugging symbols found)...done.
Reading symbols from /usr/lib/i386-linux-gnu/libdb-5.1.so...(no debugging symbols found)...done.
Reading symbols from /usr/lib/i386-linux-gnu/libgnutls.so.26...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/libpcre.so.3...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libc.so.6...(no debugging symbols found)...done.
Reading symbols from /lib/ld-linux.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libpthread.so.0...(no debugging symbols found)...done.
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/i686/cmov/libthread_db.so.1".
Reading symbols from /usr/lib/i386-linux-gnu/libtasn1.so.3...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/libgcrypt.so.11...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/libz.so.1...(no debugging symbols found)...done.
Reading symbols from /usr/lib/i386-linux-gnu/libp11-kit.so.0...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/libgpg-error.so.0...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_compat.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_nis.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_files.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/libnss_mdns4_minimal.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/i386-linux-gnu/i686/cmov/libnss_dns.so.2...(no debugging symbols found)...done.
Reading symbols from /lib/libnss_mdns4.so.2...(no debugging symbols found)...done.
0xb765c424 in __kernel_vsyscall ()
(gdb) show debug-file-directory
The directory where separate debug symbols are searched for is "/usr/lib/debug".
(gdb) list
No symbol table is loaded. Use the "file" command.
(gdb)
非常感谢任何帮助。谢谢！
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标签： linux debugging gdb debian debug-symbols